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Replacing the I/O Board | 71
Replacing the I/O Board
WARNING: Before working inside your computer, read the safety
information that shipped with your computer and follow the steps in
"Before Working Inside Your Computer" on page 11. After working
inside your computer, follow the instructions in "After Working Inside
Your Computer" on page 13.
For more safety best practices, see the Regulatory Compliance
home page at dell.com/regulatory_compliance.
Procedure
1 Insert the ports on the I/O board into the slots on the computer base.
2 Align the screw holes on the I/O board with the screw holes on the system board.
3 Press down on the I/O board to connect it to the system board.
4 Connect the right tron-lights cable to the I/O board.
5 Replace the screws that secure the I/O board to the system board.
Postrequisites
1 Follow step 5 to step 9 in "Replacing the Palm Rest" on page 49.
2 Replace the video card. See "Replacing the Video Card" on page 44.
3 Replace the video-card heat sink. See "Replacing the Video-Card Heat Sink" on
page 42.
4 Replace the processor heat sink. See "Replacing the Processor Heat Sink" on page 40.
5 Replace the processor fan. See "Replacing the Processor Fan" on page 35.
6 Replace the video-card fan. See "Replacing the Video-card Fan" on page 38.
7 Replace the tertiary hard drive. See "Replacing the Third Hard Drive (Optional)" on
page 30.
8 Replace the secondary hard drive. See "Replacing the Secondary Hard Drive" on
page 26.
9 Replace the primary hard drive. See "Replacing the Primary Hard Drive" on page 23.
10 Replace the battery. See "Replacing the Battery" on page 17.
11 Replace the base cover. See "Replacing the Base Cover" on page 15.
book.book Page 71 Friday, June 28, 2013 3:27 PM